@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/91ac9bb8-1963-47e1-bea4-193f17f4f23f> rdfs:isDefinedBy <https://stad.gent/data/blank_node/91ac9bb8-1963-47e1-bea4-193f17f4f23f> .